diff --git a/.gitignore b/.gitignore
index 6502396..6cf9966 100644
--- a/.gitignore
+++ b/.gitignore
@@ -3,3 +3,5 @@
 cscope.*
 tags
 gdigi
+*.orig
+*.swp
diff --git a/gdigi.c b/gdigi.c
index ba69861..fc2e52c 100644
--- a/gdigi.c
+++ b/gdigi.c
@@ -101,7 +101,7 @@ debug_msg (debug_flags_t flags, char *fmt, ...)
  * Returns an allocated buffer that must be freed by the caller.
  */
 GString *
-format_value (XmlSettings *xml, guint value)
+format_value (XmlSettings *xml, gint value)
 {
     GString        *buf = g_string_sized_new(1);
     EffectValues   *values = NULL;